centos man page for hwloc_nvml_get_device_cpuset

Query: hwloc_nvml_get_device_cpuset

OS: centos

Section: 3

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NVIDIA Management Library Specific Functions(3) 	     Hardware Locality (hwloc)		   NVIDIA Management Library Specific Functions(3)

NAME
NVIDIA Management Library Specific Functions - Functions static inline int hwloc_nvml_get_device_cpuset (hwloc_topology_t topology , nvmlDevice_t device, hwloc_cpuset_t set) static inline hwloc_obj_t hwloc_nvml_get_device_osdev_by_index (hwloc_topology_t topology, unsigned idx) static inline hwloc_obj_t hwloc_nvml_get_device_osdev (hwloc_topology_t topology, nvmlDevice_t device) Detailed Description Function Documentation static inline int hwloc_nvml_get_device_cpuset (hwloc_topology_t topology, nvmlDevice_tdevice, hwloc_cpuset_tset) [static] Get the CPU set of logical processors that are physically close to NVML device device. Return the CPU set describing the locality of the NVML device device. Topology topology and device device must match the local machine. I/O devices detection and the NVML component are not needed in the topology. The function only returns the locality of the device. If more information about the device is needed, OS objects should be used instead, see hwloc_nvml_get_device_osdev() and hwloc_nvml_get_device_osdev_by_index(). This function is currently only implemented in a meaningful way for Linux; other systems will simply get a full cpuset. static inline hwloc_obj_t hwloc_nvml_get_device_osdev (hwloc_topology_ttopology, nvmlDevice_tdevice) [static] Get the hwloc OS device object corresponding to NVML device device. Return the hwloc OS device object that describes the given NVML device device. Return NULL if there is none. Topology topology and device device must match the local machine. I/O devices detection and the NVML component must be enabled in the topology. If not, the locality of the object may still be found using hwloc_nvml_get_device_cpuset(). Note: The corresponding hwloc PCI device may be found by looking at the result parent pointer. static inline hwloc_obj_t hwloc_nvml_get_device_osdev_by_index (hwloc_topology_ttopology, unsignedidx) [static] Get the hwloc OS device object corresponding to the NVML device whose index is idx. Return the OS device object describing the NVML device whose index is idx. Returns NULL if there is none. The topology topology does not necessarily have to match the current machine. For instance the topology may be an XML import of a remote host. I/O devices detection and the NVML component must be enabled in the topology. Note: The corresponding PCI device object can be obtained by looking at the OS device parent object. Author Generated automatically by Doxygen for Hardware Locality (hwloc) from the source code. Version 1.7 Sun Apr 7 2013 NVIDIA Management Library Specific Functions(3)
Related Man Pages
hwloc_cuda_get_device_cpuset(3) - centos
hwloc_cuda_get_device_pcidev(3) - centos
hwloc_cudart_get_device_cpuset(3) - centos
hwloc_nvml_get_device_cpuset(3) - centos
hwloc_opencl_get_device_osdev(3) - centos
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